The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-302-5220, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-302-5220 |
| Primary Part Number | MIL-DTL-1222L1 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Head Style | HEXAGON |
| Thread Quantity Per Inch | 13 |
| Thread Length | 3.000 INCHES NOMINAL IN |
| Material | NICKEL ALLOY OVERALL |
| Material Document and Classification | QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Height | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 70000 POUNDS PER SQUARE INCH LBS |
| Departure From Cited Designator | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Nondefinitive Spec/std Data | 1 TYPE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Criticality Code Justification | ZZZX |
| Fastener Length | 3.000 INCHES NOMINAL IN |
| Width Between Flats | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-DTL-1222L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| QQ-N-281 GRADE 400 (CLASS A) | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| QQ-N-281 GRADE 400 (CLASS A)L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| MIL-DTL-1222TYI1/213UNC2AX3LGL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| MIL-DTL-1222TYI1/213UNC2AX3LG | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 1/2-13UNC-2A X 3 INCHESL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 1/2-13UNC-2A X 3 INCHES | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-DTL-1222 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5305-01-302-5220 is a Screw,cap,hexagon Head, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-302-5220 has 8 cross-referenced part numbers: MIL-DTL-1222L1 (Naval Inventory Control Point Mechanicsburg), QQ-N-281 GRADE 400 (CLASS A) (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), QQ-N-281 GRADE 400 (CLASS A)L1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222TYI1/213UNC2AX3LGL1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222TYI1/213UNC2AX3LG (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.
There are 12 known substitutes for 5305-01-302-5220: 5305-01-065-8335, 5305-01-226-0114, 5305-01-265-3777 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-DTL-1222L1: Head Style: HEXAGON; Thread Quantity Per Inch: 13; Thread Length: 3.000 INCHES NOMINAL IN; Material: NICKEL ALLOY OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.